Basically fracking, but instead of sticking whatever it is frackers use into the ground to release gas, you stick your penis into the ground for sexual pleasure
Person 1: ug, i can't find anyone to hook up with me
Person 2: just go frucking
Person 1: that's a great idea thanks
Similar to a drive-by shooting or drive-by, except as a sign of superiority, fruit is thrown because the victim is too afraid to attack the aggressor, and hence is not worthy of a bullet.